212221200202 has 16 divisors (see below), whose sum is σ = 350709385824. Its totient is φ = 95509090000.

The previous prime is 212221200197. The next prime is 212221200211. The reversal of 212221200202 is 202002122212.

212221200202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47752324 + ... + 47756767.

It is an arithmetic number, because the mean of its divisors is an integer number (21919336614).

Almost surely, 2^212221200202 is an apocalyptic number.

212221200202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212221200202 is a deficient number, since it is larger than the sum of its proper divisors (138488185622).

212221200202 is a wasteful number, since it uses less digits than its factorization.

212221200202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95509205.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 212221200202 its reverse (202002122212), we get a palindrome (414223322414).

The spelling of 212221200202 in words is "two hundred twelve billion, two hundred twenty-one million, two hundred thousand, two hundred two".